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Flights to London Heathrow

C$ 368 Cheap flights to London Heathrow Airport

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to London Heathrow Airport departing on 6/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Canada to London Heathrow Airport

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:30 a.m. - 8:20 p.m.
YYT
-
LHR
16h 20m
1 stop
Multiple Airlines Logo
9:10 p.m. - 11:40 a.m.
LHR
-
YYT
18h 00m
1 stop
C$ 730Multiple Airlines
Mon, 8 Jun - Wed, 17 Jun
Multiple Airlines Logo
12:30 a.m. - 5:20 p.m.
YYT
-
LHR
13h 20m
1 stop
Multiple Airlines Logo
9:10 p.m. - 11:40 a.m.
LHR
-
YYT
18h 00m
1 stop
C$ 752Multiple Airlines
Mon, 13 Jul - Wed, 22 Jul
Icelandair Logo
8:45 p.m. - 8:20 p.m.
YYZ
-
LHR
18h 35m
1 stop
Icelandair Logo
9:25 p.m. - 10:05 p.m.
LHR
-
YYZ
29h 40m
1 stop
C$ 801Icelandair
Thu, 4 Jun - Tue, 9 Jun
Icelandair Logo
8:45 p.m. - 8:20 p.m.
YYZ
-
LHR
18h 35m
1 stop
Icelandair Logo
1:05 p.m. - 10:05 p.m.
LHR
-
YYZ
14h 00m
1 stop
C$ 803Icelandair
Thu, 4 Jun - Thu, 11 Jun
Air Canada Logo
3:35 p.m. - 8:35 a.m.
YTZ
-
LHR
12h 00m
1 stop
Air Canada Logo
9:30 a.m. - 3:02 p.m.
LHR
-
YTZ
10h 32m
1 stop
C$ 852Air Canada
Wed, 3 Jun - Mon, 8 Jun
Air Canada Logo
1:10 p.m. - 8:35 a.m.
YUL
-
LHR
14h 25m
1 stop
Air Canada Logo
6:00 a.m. - 1:50 p.m.
LHR
-
YUL
12h 50m
1 stop
C$ 852Air Canada
Wed, 27 May - Tue, 2 Jun
TAP AIR PORTUGAL Logo
10:45 p.m. - 10:05 p.m.
YUL
-
LHR
18h 20m
1 stop
TAP AIR PORTUGAL Logo
1:45 p.m. - 9:10 p.m.
LHR
-
YUL
12h 25m
1 stop
C$ 855TAP AIR PORTUGAL
Thu, 8 Oct - Thu, 15 Oct
TAP AIR PORTUGAL Logo
10:45 p.m. - 5:45 p.m.
YUL
-
LHR
14h 00m
1 stop
TAP AIR PORTUGAL Logo
1:45 p.m. - 9:10 p.m.
LHR
-
YUL
12h 25m
1 stop
C$ 858TAP AIR PORTUGAL
Fri, 16 Oct - Thu, 22 Oct
WestJet Logo
8:35 p.m. - 12:05 p.m.
YYC
-
LHR
8h 30mdirect
WestJet Logo
1:55 p.m. - 3:45 p.m.
LHR
-
YYC
8h 50mdirect
C$ 991WestJet
Sun, 7 Jun - Mon, 22 Jun
WestJet Logo
3:45 p.m. - 12:05 p.m.
YXX
-
LHR
12h 20m
1 stop
WestJet Logo
2:10 p.m. - 7:40 p.m.
LHR
-
YXX
13h 30m
1 stop
C$ 997WestJet
Fri, 11 Sep - Thu, 17 Sep

momondo Fare Finder

 
Locate flights to London Heathrow that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 96,600 searches and data was last updated on 16 May 2026.
Use the filters below to find and compare flights to London Heathrow Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

St. John'sLondon

YYT - LHR

YYTLHR

St John's

Mon 8/6

12:30 a.m.-8:20 p.m.

1 stop16h 20m

London Heathrow

Wed 17/6

9:10 p.m.-11:40 a.m.

1 stop18h 00m

C$ 730

St. John'sLondon

YYT - LHR

YYTLHR

St John's

Mon 13/7

12:30 a.m.-5:20 p.m.

1 stop13h 20m

London Heathrow

Wed 22/7

9:10 p.m.-11:40 a.m.

1 stop18h 00m

C$ 752

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 4/6

8:45 p.m.-8:20 p.m.

1 stop18h 35m

London Heathrow

Tue 9/6

9:25 p.m.-10:05 p.m.

1 stop29h 40m

C$ 801

TorontoLondon

YYZ - LHR

YYZLHR

Toronto Pearson Intl

Thu 4/6

8:45 p.m.-8:20 p.m.

1 stop18h 35m

London Heathrow

Thu 11/6

1:05 p.m.-10:05 p.m.

1 stop14h 00m

C$ 803

TorontoLondon

YTZ - LHR

YTZLHR

Toronto Island

Wed 3/6

3:35 p.m.-8:35 a.m.

1 stop12h 00m

London Heathrow

Mon 8/6

9:30 a.m.-3:02 p.m.

1 stop10h 32m

C$ 852

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 27/5

1:10 p.m.-8:35 a.m.

1 stop14h 25m

London Heathrow

Tue 2/6

6:00 a.m.-1:50 p.m.

1 stop12h 50m

C$ 852

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 8/10

10:45 p.m.-10:05 p.m.

1 stop18h 20m

London Heathrow

Thu 15/10

1:45 p.m.-9:10 p.m.

1 stop12h 25m

C$ 855

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Fri 16/10

10:45 p.m.-5:45 p.m.

1 stop14h 00m

London Heathrow

Thu 22/10

1:45 p.m.-9:10 p.m.

1 stop12h 25m

C$ 858
Quickest round-trip

CalgaryLondon

YYC - LHR

YYCLHR

Calgary

Sun 7/6

8:35 p.m.-12:05 p.m.

Nonstop8h 30m

London Heathrow

Mon 22/6

1:55 p.m.-3:45 p.m.

Nonstop8h 50m

C$ 991

AbbotsfordLondon

YXX - LHR

YXXLHR

Abbotsford

Fri 11/9

3:45 p.m.-12:05 p.m.

1 stop12h 20m

London Heathrow

Thu 17/9

2:10 p.m.-7:40 p.m.

1 stop13h 30m

C$ 997

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London Heathrow Airport from

Flights to London Heathrow Airport - Travel Insights & Trends

Get data-powered insights and trends for flights to London Heathrow Airport to help you craft the best travel plan.

What is the cheapest day to depart on your flight to London Heathrow Airport?

According to our data, Sunday is the cheapest day to fly to London Heathrow Airport from Canada. The lowest ticket price found for a Sunday departure recently was C$ 1,280. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Canada to London Heathrow Airport for around C$ 1,447.

What is the cheapest month to fly to London Heathrow Airport?

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Canada, with most prices found around C$ 811. If you aren’t able to travel to London Heathrow Airport during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of C$ 855.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

Our data shows that the cheapest Canada to London Heathrow Airport flights are usually those with departure times in the evening. Our users have found flights to London Heathrow Airport in the evening for as low as C$ 1,339. In the afternoon is when there is more demand to fly to London Heathrow Airport, so prices are often more expensive at around C$ 1,370 per ticket.

What is the cheapest Canada to London Heathrow flight route?

Fly from Calgary to London Heathrow for the best Canada - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around C$ 975 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Canada for as low as C$ 920 on momondo.

Cheapest flights to London Heathrow

Find the cheapest flights to London Heathrow from your nearest city or airport
Find Flights from Toronto Pearson Intl Airport to London Heathrow Airport
CHEAPEST MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM TORONTO PEARSON INTL AIRPORTFebruary18% cheaperFlying from Toronto Pearson Intl Airport to London Heathrow Airport costs on average just C$ 808 in February
MOST EXPENSIVE MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM TORONTO PEARSON INTL AIRPORTDecember30% more expensiveIt costs about C$ 1,276 for flights to London Heathrow Airport from Toronto Pearson Intl Airport in December
MOST POPULAR MONTH TO FLY TO LONDON HEATHROW AIRPORT FROM TORONTO PEARSON INTL AIRPORTAugust191% more users visitedMore momondo users searched in flights to London Heathrow Airport from Toronto Pearson Intl Airport in August than any other month

Cheap London Heathrow Airport flight deals and tips

Summary info about London Heathrow Airport flight prices, duration and airlines

Best One-Way Price

C$ 368

Best Round-Trip Price

C$ 730

Fastest flight time

8h 40m

Popular in

December
The best one-way flight price to London from Canada in the last 72 hours is C$ 368 (Halifax Intl to London Heathrow).
Search Deals
The best round-trip flight price to London from Canada in the last 72 hours is C$ 730 (St John's to London Heathrow).
Search Deals
The fastest flight to London from Canada takes 8h 40m (Calgary to London Heathrow).
Search Deals
December has the highest demand for flights to London, with a 1% price increase on average.
Search Deals

Frequently asked questions about flying to London Heathrow Airport

What is the cheapest month to fly to London Heathrow Airport?

In general, when booking your flight to London Heathrow Airport, October is the cheapest month on average.

How far in advance should I book a flight to London Heathrow Airport?

Most flyers found that booking flight tickets 75 days in advance of their planned departure date is, on average, the best time to get cheap flights to London Heathrow Airport.

What is the cheapest day to depart on your flight to London Heathrow Airport?

From most locations, the cheapest day to fly to London Heathrow Airport is Sunday. Most users found that departing on a Saturday was most expensive.

What is the cheapest time of day to fly to London Heathrow Airport?

Our data shows that the cheapest London Heathrow Airport flights are usually those with Evening departure times. Afternoon flights are often costlier.

Is there an alternative airport near London Heathrow Airport?

Finding an alternative and possibly cheaper destination airport near London Heathrow Airport is possible. If you are planning a flight to London Heathrow Airport, consider booking flights to London City Airport (12 km from London city centre), London Gatwick Airport (38 km from London city centre), London Luton Airport (45 km from London city centre), London Stansted Airport (50 km from London Heathrow Airport city centre) or London Southend Airport (57 km from London city centre).

Is there a cheaper alternative to flying into London?

London Southend Airport has an average price of C$ 67 per person and is typically the cheapest airport to fly into when visiting London. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

What is the absolute cheapest flight to London?

Users booking trips to London from Edinburgh found flights 88% cheaper than the average price of flights to London. To find the cheapest price to London from your area, use momondo’s Airport-to-Airport Pricing Tool.

Which airlines fly to London Heathrow Airport?

You can find flights to London Heathrow Airport from 17 airlines. If you’re unsure which to fly with, consider booking your flight with Air Canada, British Airways or Lufthansa as these are the most popular among our users. Air Canada is the most favoured with 58% of momondo travellers booking flights with this airline.

When did momondo last update prices for flights to London Heathrow Airport?

Prices for flights to London Heathrow Airport refresh daily.

How many operators does momondo search for flights to London Heathrow Airport?

There are 23 operators available for flights to London Heathrow Airport as of May 2026.

How old do you have to be to fly to London Heathrow Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Poole
Milton Keynes
Wembley
Slough
Gatwick
Swindon
Wokingham
Salisbury
Stratford-upon-Avon
Crawley
Feltham
Hayes
Waterlooville
Chelmsford
Basingstoke
Dover
Worthing
Woking
Ipswich

Why use momondo?

Why should I use momondo to find a flight deal to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London.

Can I find flights to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to London?

momondo helps you find the best flight to London by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London Heathrow trip

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Find better results for your trip to London Heathrow Airport LHR

Popular Flights to London Heathrow Airport

Popular routes according to searches in the past day on momondo
Flights from Toronto Pearson Intl to LHRfrom C$ 619
Flights from Vancouver Intl to LHRfrom C$ 677
Flights from Montreal Pierre Elliott Trudeau Intl to LHRfrom C$ 652
Flights from Calgary to LHRfrom C$ 725
Flights from Ottawa to LHRfrom C$ 652